#include #include #include void main(void); char arrow[] = {6,1,9,2,2,9,1,19,7,2,8,1}; void main() { int old_mode; if (fg_testmode(4,1) == 0) { printf("This program requires a 320 "); printf("x 200 CGA graphics mode.\n"); exit(1); } old_mode = fg_getmode(); fg_setmode(4); fg_setclip(0,15,0,199); fg_setcolor(3); fg_rect(0,319,0,199); fg_move(10,10); fg_drawmask(arrow,12,10); fg_move(10,20); fg_clipmask(arrow,12,10); fg_move(10,30); fg_revmask(arrow,12,10); fg_move(10,40); fg_flipmask(arrow,12,10); fg_waitkey(); fg_setmode(old_mode); fg_reset(); }